#VU88891 Out-of-bounds read in Linux kernel - CVE-2023-52451
Published: April 22, 2024
Vulnerability identifier: #VU88891
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-52451
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within the dlpar_memory_remove_by_index() function in arch/powerpc/platforms/pseries/hotplug-memory.c. A local user can trigger an out-of-bounds read and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.
External links
- https://git.kernel.org/stable/c/bb79613a9a704469ddb8d6c6029d532a5cea384c
- https://git.kernel.org/stable/c/9b5f03500bc5b083c0df696d7dd169d7ef3dd0c7
- https://git.kernel.org/stable/c/b582aa1f66411d4adcc1aa55b8c575683fb4687e
- https://git.kernel.org/stable/c/999a27b3ce9a69d54ccd5db000ec3a447bc43e6d
- https://git.kernel.org/stable/c/026fd977dc50ff4a5e09bfb0603557f104d3f3a0
- https://git.kernel.org/stable/c/df16afba2378d985359812c865a15c05c70a967e
- https://git.kernel.org/stable/c/708a4b59baad96c4718dc0bd3a3427d3ab22fedc
- https://git.kernel.org/stable/c/bd68ffce69f6cf8ddd3a3c32549d1d2275e49fc5